﻿#include <iostream>

using namespace std;

int main() {
	int y;
	cout << "年份：";
	cin >> y;

	cout << "这个年份";

	if (y % 4 == 0 and y % 100 != 0 or y % 400 == 0) {
		cout << "是";
	}
	else {
		cout << "不是";
	}

	cout << "闰年" << endl;

	cin.get();
	cin.get();
}